日期	单位净值
2021-02-19	4.6230
2021-02-10	4.5998
2021-02-05	4.4101
2021-01-29	4.6026
2021-01-22	4.7370
2021-01-20	4.4834
2021-01-15	4.4952
2021-01-08	4.6905
2020-12-31	4.3277
2020-12-25	4.3041
2020-12-18	4.0790
2020-12-11	3.9593
2020-12-04	3.9929
2020-11-27	3.8700
2020-11-20	3.8607
2020-11-13	3.8309